Fox ESS H1(G2): Single-Phase Hybrid (3-6kW)
Overview
The Fox ESS H1 (G2) hybrid inverters bring solar and storage together in one IP65-rated single-phase unit. They’re designed for high-voltage LFP batteries, which keeps round-trip efficiency high. They suit both new solar-plus-storage installs and battery retrofits. The H1 handles PV and battery in one box, available from 3kW to 6kW, with up to 6kW charge/discharge.
Key Features
- High-voltage battery compatibility: Works with Fox ESS high-voltage LFP batteries (80-480V) for maximum round-trip efficiency.
- Easy installation: Flexible configuration, plug-and-play set-up and built-in fuse protection.
- IP65 rated: Suitable for outdoor installation, with natural cooling, low noise (35 dB) and an operating range of -25°C to 60°C.
- Remote monitoring: FoxCloud V2.0 via smartphone app or web portal, plus an on-unit LCD.
- Backup (EPS) output: Switchover in under 10ms, with a 60-second peak output of up to 120% of rated power.
- Scalable: Up to 10 units in parallel.
- Built-in safety: DC switch, AFCI (optional), Type II DC / Type III AC SPD, insulation and residual current monitoring, anti-islanding, and battery wake-up.
Click here to see what comes in the box.
A meter will be required for >30m distance between inverter and incoming power connection point.


